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Golborne Vintage Radio
Everything Vintage - radios, televisions, test gear and more
Vintage Valve & Transistor Radios
Philips 'Superinductance' model 274A
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Philips 'Superinductance' model 274A
pwdrive
Senior Engineer in Charge
Posts: 7,416
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13
Location: Cornwall
#2
26-07-2016, 08:15 AM
(This post was last modified: 26-07-2016, 08:16 AM by
pwdrive
.)
Is the valve bias derived from the filter resistors?
Lawrence.
http://www.gridwatch.templar.co.uk/index.php
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Messages In This Thread
Philips 'Superinductance' model 274A
- by
Old Sparky
- 26-07-2016, 07:45 AM
RE: Philips 'Superinductance' model 274A
- by
pwdrive
- 26-07-2016, 08:15 AM
RE: Philips 'Superinductance' model 274A
- by
Old Sparky
- 26-07-2016, 08:34 AM
RE: Philips 'Superinductance' model 274A
- by
pwdrive
- 26-07-2016, 08:44 AM
RE: Philips 'Superinductance' model 274A
- by
Old Sparky
- 26-07-2016, 10:43 AM
RE: Philips 'Superinductance' model 274A
- by
ppppenguin
- 26-07-2016, 11:31 AM
RE: Philips 'Superinductance' model 274A
- by
ppppenguin
- 26-07-2016, 01:00 PM
RE: Philips 'Superinductance' model 274A
- by
Murphyv310
- 26-07-2016, 07:45 PM
RE: Philips 'Superinductance' model 274A
- by
Old Sparky
- 26-07-2016, 08:22 PM
RE: Philips 'Superinductance' model 274A
- by
Murphyv310
- 26-07-2016, 09:33 PM
RE: Philips 'Superinductance' model 274A
- by
AlanBeckett
- 26-07-2016, 11:21 PM
RE: Philips 'Superinductance' model 274A
- by
Murphyv310
- 27-07-2016, 08:23 AM
RE: Philips 'Superinductance' model 274A
- by
Old Sparky
- 27-07-2016, 08:24 AM
RE: Philips 'Superinductance' model 274A
- by
Murphyv310
- 27-07-2016, 10:28 AM
RE: Philips 'Superinductance' model 274A
- by
Old Sparky
- 27-07-2016, 10:50 AM
RE: Philips 'Superinductance' model 274A
- by
boater sam
- 27-07-2016, 04:40 PM
RE: Philips 'Superinductance' model 274A
- by
pwdrive
- 27-07-2016, 04:55 PM
RE: Philips 'Superinductance' model 274A
- by
Murphyv310
- 27-07-2016, 05:48 PM
RE: Philips 'Superinductance' model 274A
- by
Old Sparky
- 27-07-2016, 06:23 PM
RE: Philips 'Superinductance' model 274A
- by
Murphyv310
- 27-07-2016, 06:58 PM
RE: Philips 'Superinductance' model 274A
- by
ppppenguin
- 27-07-2016, 10:16 PM
RE: Philips 'Superinductance' model 274A
- by
Murphyv310
- 28-07-2016, 08:16 AM
RE: Philips 'Superinductance' model 274A
- by
ppppenguin
- 28-07-2016, 08:30 AM
RE: Philips 'Superinductance' model 274A
- by
Old Sparky
- 28-07-2016, 08:41 AM
RE: Philips 'Superinductance' model 274A
- by
Murphyv310
- 28-07-2016, 08:43 AM
RE: Philips 'Superinductance' model 274A
- by
Murphyv310
- 28-07-2016, 08:41 AM
RE: Philips 'Superinductance' model 274A
- by
Old Sparky
- 28-07-2016, 08:53 AM
RE: Philips 'Superinductance' model 274A
- by
ppppenguin
- 28-07-2016, 09:14 AM
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